King's Gambit Declined - classical - Hanham variation
1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. Nc3 Nd7
White plays the king's pawn to e4. Black advances the king's pawn to e5. White plays the f-pawn to f4.
Black develops the dark-squared bishop to c5. White develops the knight to f3. Black moves the queen's pawn to d6.
White transfers the knight to c3. Black develops the knight to d7.